Introduction A hash table is a data structure that implements an associative array, a structure that can map keys to values. It uses […]
Month: October 2024
C++
Basic Hash Table Implementation in C++
This document provides a basic implementation of a hash table in C++. A hash table is a data structure that maps keys to […]
C++
Count Frequencies of Elements in an Array Using Hashing in C++
Program Overview This C++ program demonstrates how to count the frequencies of elements in an array using a hash map (unordered_map from the […]
C++
Two Sum Problem Solution in C++
The Two Sum problem is a common algorithmic problem where you are given an array of integers and a target integer. Your task […]
C++
Find a Subarray with Given Sum using Hashing in C++
Program Overview This program aims to find a continuous subarray within a one-dimensional array of numbers that sums up to a given target […]
C++
Grouping Anagrams in C++
This document outlines a C++ program that groups anagrams from a list of strings. Anagrams are words that can be formed by rearranging […]
C++
Finding the Longest Consecutive Sequence in an Array in C++
Program Overview This C++ program identifies the longest consecutive sequence of integers in an unsorted array. The approach leverages a hash set to […]
C++
Check for Subarray with Zero Sum in C++
Program Overview This program checks if there exists a subarray within a given array of integers that sums to zero. A subarray is […]
C++
Union and Intersection of Two Arrays Using Hashing in C++
This document presents a C++ program to find the union and intersection of two arrays using hashing techniques. The program utilizes the C++ […]
C++
Find Duplicate Subtrees in a Binary Tree Using Hashing in C++
This post presents a C++ program to identify duplicate subtrees in a binary tree. The program employs hashing to store the serialized representation […]
